The Credit Card Identification Code, or Card Code, is a 3 or 4 digit Security code that is printed on the back of credit cards in reverse italics in the card signature panel (or on the front for American Express cards).
Mount Vernon, Illinois. Mount Vernon known as The King City is a city in and the county seat of Jefferson County, Illinois, United States. The population was 15,277 at the 2010 census. Mount Vernon is the principal city of the Mount Vernon Micropolitan Statistical Area, which includes all of Jefferson and Hamilton counties.
General Mount Vernon Information Lawrence County where Mount Vernon resides is 613.38 square miles. The resident population of this county is 35,204 and has a population rank of 1,242 out of all the places in the United States. Mount Vernon has a total of 4,017 people and of those residents there are 1,935 males and 2,082 females. The median age of the male population is 36.9 and the female population is 44. There are approximately 485 births each year and around 425 deaths.